Illumination Paras.xls

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OWNER

:

MAHARASHTRA STATE POWER GENERATION CO. LTD.

PROJECT

:

PARAS T.P.S EXPANSION PROJECT 2 X 250 MW

PLANT

:

1000 m3/hr EFFLUENT TREATMENT PLANT

CONTRACTOR

:

HYDORAIR TECTONICS (PCD) LTD. BELAPUR, NAVI –MUMBAI

TITLE : LIGHTING FIXTURES CALCULATION GDK

SBB

27.12.07

PREP.

CHKD.

DATE

DOC. No. : HT(PCD)-MSPG-PARAS-E-15

Rev. 1

PROJECT : PARAS T.P.S EXPANSION PROJECT 2 X 250 MW PLANT

: 1000 m3/hr EFFLUENT TREATMENT PLANT

DOC. NO. : HT(PCD)-MSPG-PARAS-E-15 Rev. 0 TITLE A)

: LIGHTING FIXTURES CALCULATION

INTERNAL ILLUMINATION  ASSUMPTIONS

:-

1

Following legends are used in the lighting Design Calculations

i)

R.I =

Room Index

ii)

F.L.=

Surface Reflection on Floor 

= 10

%

iii)

C.L.=

Surface Reflection on Ceiling

= 70

% %

iv)

(For Clean Area)

v)

W.L. = Surface Reflection on wall

= 50

vi)

M.F. = Maintenance Factor 

= 0.65

vii) COU = Coefficent of Utilisation a)

= 0.48

CALCULATION OF ROOM INDEX LxB H x ( L+B)

Room Index (R.I.) = where,

L

=

Length of room in meters

B H

= =

Breadth of room in meters Mounting height of fittings in meters

PARAMETER

SYMBOL

Length (Mtr.)

L

MCC ROOM 8.76

Breadth of Room in mtr.

B

6.5

6.5

Mounting Height of fitting in mtrs.

H

5.0

5.0

LxB H(L+B)

0.75

0.95

Room Index (RI)

b)

=

PUMP HOUSE 17.98

Calculation of Lighting fittings required 2

No. of lighting fittings required =

 Area (A) in m x Lux Level Desired No. of Lamps x Lamp Lumens x COU x MF

Where, MF =

Maintenance facture

COU = Coefficient of Utilisation

2/3

PROJECT : PARAS T.P.S EXPANSION PROJECT 2 X 250 MW PLANT

: 1000 m3/hr EFFLUENT TREATMENT PLANT

DOC. NO. : HT(PCD)-MSPG-PARAS-E-15 Rev. 0 TITLE Sr. No.

: LIGHTING FIXTURES CALCULATION

Parameter 

Symbol

Pump House

MCC room

1

Length in Mtr 

L

17.98

8.76

2

Width in Mtr 

W

6.5

6.5

3  Area Sq. Mtr 

A

116.87

56.94

2 * 36 W Industrial with Reflector 

2 * 36 W Industrial with Reflector 

l

2 * 3200

2 * 3200

Lx

200

200

COU

0.48

0.48

MF

0.65

0.65

11.71

5.70

12

6

4

Type of fixture

5

Lumen O/P of tube Rod

6

Lux level required

7

Coeff. Of Utilisation

8

Maint. Factor 

9

No. of fittings required = (A x Lx)/ (lxCOUxMF)

10 No of fittings provided TOTAL FIXTURES PROVIDED

= 12+ 6 + 2 Nos for staircase

(INTERNAL ILLUMINATION)

=

20

=

2 x 36 x 20

W

=

1440

W

Total load of internal illumination

B)

Nos

EXTERNAL ILLUMINATION ON TANK & PERIPHERY TOTAL NO OF FIXTURES PROVIDED = 15 x 125 HPMV LAMPS

1875 W

TOTAL NO OF FIXTURES PROVIDED = 15 x 250 HPMV LAMPS

3750 W

INTERNAL & EXTERNAL ILLUMINATION LOAD =

1400+1875+3750 =

7065 W

TOTAL NO OF RECEPTACLES PROVIDED W ITH PLUG ( INDUSTRIAL TYPE) = 3 Nos ( 63 Amp two nos. in Pump House & one no. in MCC room) TOTAL NO OF RECEPTACLES PROVIDED WITH PLUG ( DECORATIVE TYPE) = 1 No. MCC room = 6 Nos 5 Amp in Pump House

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